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"Extras" on the chelicerae

 
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Saul



Joined: 31 Jan 2011
Posts: 997
Location: Naperville, IL USA

PostPosted: Mon Feb 05, 2018 4:46 pm    Post subject: "Extras" on the chelicerae Reply with quote

What purpose serves these extra spikes on the bottom portion of the base of the spider's chelicerae ? Magnification is 20x, specimen - http://www.photomacrography.net/forum/viewtopic.php?t=36179



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Saul
Studio, horizontal and field setups


Last edited by Saul on Mon Feb 05, 2018 9:35 pm; edited 1 time in total
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BugEZ



Joined: 26 Mar 2011
Posts: 663
Location: Loves Park Illinois

PostPosted: Mon Feb 05, 2018 6:36 pm    Post subject: Reply with quote

https://www.britannica.com/animal/arachnid#ref494977

Best guess?

Keith
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Saul



Joined: 31 Jan 2011
Posts: 997
Location: Naperville, IL USA

PostPosted: Mon Feb 05, 2018 9:48 pm    Post subject: Reply with quote

BugEZ wrote:
https://www.britannica.com/animal/arachnid#ref494977

Best guess?

Keith


Thanks, Keith !
Sounds logical - "In many forms they are chelate, or pincerlike, and are used to hold and crush prey"
...and
https://www.britannica.com/animal/arachnid/External-features#ref495008
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